3650434 has 4 divisors (see below), whose sum is σ = 5475654. Its totient is φ = 1825216.

The previous prime is 3650431. The next prime is 3650441. The reversal of 3650434 is 4340563.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4340563 = 1823 ⋅2381.

It can be written as a sum of positive squares in only one way, i.e., 1836025 + 1814409 = 1355^2 + 1347^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3650399 and 3650408.

It is not an unprimeable number, because it can be changed into a prime (3650431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 912607 + ... + 912610.

Almost surely, 2^3650434 is an apocalyptic number.

3650434 is a deficient number, since it is larger than the sum of its proper divisors (1825220).

3650434 is a wasteful number, since it uses less digits than its factorization.

3650434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825219.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 3650434 is about 1910.6108970693. The cubic root of 3650434 is about 153.9742746707.

Adding to 3650434 its reverse (4340563), we get a palindrome (7990997).

The spelling of 3650434 in words is "three million, six hundred fifty thousand, four hundred thirty-four".